ethylstibamine
noun
eth·yl·stib·amine
| \ ˌeth-əl-ˈstib-ə-ˌmēn
\
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Medical Definition of ethylstibamine
: a drug complex containing 41 to 44 percent organic pentavalent antimony and formerly used in the treatment of leishmaniasis (as kala-azar) and filariasis
— called also neostibosan